162 lines
5.3 KiB
Python
162 lines
5.3 KiB
Python
# Copyright (C) 2010-2022 Free Software Foundation, Inc.
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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# This file is part of the GDB testsuite. It tests python pretty
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# printers.
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import gdb
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def signal_stop_handler(event):
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if isinstance(event, gdb.StopEvent):
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print("event type: stop")
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if isinstance(event, gdb.SignalEvent):
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print("stop reason: signal")
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print("stop signal: %s" % (event.stop_signal))
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if event.inferior_thread is not None:
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print("thread num: %s" % (event.inferior_thread.num))
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def breakpoint_stop_handler(event):
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if isinstance(event, gdb.StopEvent):
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print("event type: stop")
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if isinstance(event, gdb.BreakpointEvent):
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print("stop reason: breakpoint")
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print("first breakpoint number: %s" % (event.breakpoint.number))
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for bp in event.breakpoints:
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print("breakpoint number: %s" % (bp.number))
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if event.inferior_thread is not None:
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print("thread num: %s" % (event.inferior_thread.num))
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else:
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print("all threads stopped")
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def exit_handler(event):
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assert isinstance(event, gdb.ExitedEvent)
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print("event type: exit")
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if hasattr(event, "exit_code"):
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print("exit code: %d" % (event.exit_code))
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else:
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print("exit code: not-present")
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print("exit inf: %d" % (event.inferior.num))
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print("exit pid: %d" % (event.inferior.pid))
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print("dir ok: %s" % str("exit_code" in dir(event)))
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def continue_handler(event):
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assert isinstance(event, gdb.ContinueEvent)
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print("event type: continue")
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if event.inferior_thread is not None:
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print("thread num: %s" % (event.inferior_thread.num))
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def new_objfile_handler(event):
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assert isinstance(event, gdb.NewObjFileEvent)
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print("event type: new_objfile")
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print("new objfile name: %s" % (event.new_objfile.filename))
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def clear_objfiles_handler(event):
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assert isinstance(event, gdb.ClearObjFilesEvent)
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print("event type: clear_objfiles")
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print("progspace: %s" % (event.progspace.filename))
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def inferior_call_handler(event):
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if isinstance(event, gdb.InferiorCallPreEvent):
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print("event type: pre-call")
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elif isinstance(event, gdb.InferiorCallPostEvent):
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print("event type: post-call")
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else:
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assert False
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print("ptid: %s" % (event.ptid,))
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print("address: 0x%x" % (event.address))
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def register_changed_handler(event):
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assert isinstance(event, gdb.RegisterChangedEvent)
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print("event type: register-changed")
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assert isinstance(event.frame, gdb.Frame)
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print("frame: %s" % (event.frame))
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print("num: %s" % (event.regnum))
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def memory_changed_handler(event):
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assert isinstance(event, gdb.MemoryChangedEvent)
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print("event type: memory-changed")
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print("address: %s" % (event.address))
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print("length: %s" % (event.length))
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class test_events(gdb.Command):
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"""Test events."""
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def __init__(self):
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gdb.Command.__init__(self, "test-events", gdb.COMMAND_STACK)
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def invoke(self, arg, from_tty):
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gdb.events.stop.connect(signal_stop_handler)
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gdb.events.stop.connect(breakpoint_stop_handler)
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gdb.events.exited.connect(exit_handler)
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gdb.events.cont.connect(continue_handler)
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gdb.events.inferior_call.connect(inferior_call_handler)
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gdb.events.memory_changed.connect(memory_changed_handler)
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gdb.events.register_changed.connect(register_changed_handler)
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print("Event testers registered.")
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test_events()
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class test_newobj_events(gdb.Command):
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"""NewObj events."""
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def __init__(self):
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gdb.Command.__init__(self, "test-objfile-events", gdb.COMMAND_STACK)
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def invoke(self, arg, from_tty):
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gdb.events.new_objfile.connect(new_objfile_handler)
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gdb.events.clear_objfiles.connect(clear_objfiles_handler)
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print("Object file events registered.")
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test_newobj_events()
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def gdb_exiting_handler(event, throw_error):
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assert isinstance(event, gdb.GdbExitingEvent)
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if throw_error:
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raise gdb.GdbError("error from gdb_exiting_handler")
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else:
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print("event type: gdb-exiting")
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print("exit code: %d" % (event.exit_code))
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class test_exiting_event(gdb.Command):
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"""GDB Exiting event."""
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def __init__(self):
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gdb.Command.__init__(self, "test-exiting-event", gdb.COMMAND_STACK)
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def invoke(self, arg, from_tty):
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if arg == "normal":
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gdb.events.gdb_exiting.connect(lambda e: gdb_exiting_handler(e, False))
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elif arg == "error":
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gdb.events.gdb_exiting.connect(lambda e: gdb_exiting_handler(e, True))
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else:
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raise gdb.GdbError("invalid or missing argument")
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print("GDB exiting event registered.")
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test_exiting_event()
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